wallet: add example
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@ -1,6 +1,25 @@
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package wallet
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import "testing"
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import (
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"fmt"
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"testing"
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)
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func ExampleWallet() {
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wallet := Wallet{10}
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wallet.Deposit(10)
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fmt.Printf("The balance is %s\n", wallet.Balance())
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err := wallet.Withdraw(10)
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if err != nil {
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fmt.Println(err)
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}
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fmt.Printf("The balance is %s\n", wallet.Balance())
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// Output: The balance is 20 BTC
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// The balance is 10 BTC
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}
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func TestWallet(t *testing.T) {
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t.Run("deposit", func(t *testing.T) {
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